| 1 | // RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify %s |
| 2 | |
| 3 | // Check for template type parameter pack (mis-)matches with template |
| 4 | // type parameters. |
| 5 | template<typename ...T> struct X0t; |
| 6 | template<typename ...T> struct X0t; |
| 7 | |
| 8 | template<typename ...T> struct X1t; // expected-note{{previous template type parameter pack declared here}} |
| 9 | template<typename T> struct X1t; // expected-error{{template type parameter conflicts with previous template type parameter pack}} |
| 10 | |
| 11 | template<typename T> struct X2t; // expected-note{{previous template type parameter declared here}} |
| 12 | template<typename ...T> struct X2t; // expected-error{{template type parameter pack conflicts with previous template type parameter}} |
| 13 | |
| 14 | template<template<typename ...T> class> struct X0t_intt; |
| 15 | template<template<typename ...T> class> struct X0t_intt; |
| 16 | |
| 17 | template<template<typename ...T> class> struct X1t_intt; // expected-note{{previous template type parameter pack declared here}} |
| 18 | template<template<typename T> class> struct X1t_intt; // expected-error{{template type parameter conflicts with previous template type parameter pack}} |
| 19 | |
| 20 | template<template<typename T> class> struct X2t_intt; // expected-note{{previous template type parameter declared here}} |
| 21 | template<template<typename ...T> class> struct X2t_intt; // expected-error{{template type parameter pack conflicts with previous template type parameter}} |
| 22 | |
| 23 | template<int ...Values> struct X1nt; // expected-note{{previous non-type template parameter pack declared here}} |
| 24 | template<int Values> struct X1nt; // expected-error{{non-type template parameter conflicts with previous non-type template parameter pack}} |
| 25 | |
| 26 | template<template<class T> class> class X1tt; // expected-note{{previous template template parameter declared here}} |
| 27 | template<template<class T> class...> class X1tt; // expected-error{{template template parameter pack conflicts with previous template template parameter}} |
| 28 | |
| 29 | // Check for matching with out-of-line definitions |
| 30 | namespace rdar8859985 { |
| 31 | template<typename ...> struct tuple { }; |
| 32 | template<int ...> struct int_tuple { }; |
| 33 | |
| 34 | template<typename T> |
| 35 | struct X { |
| 36 | template<typename ...Args1, int ...Indices1> |
| 37 | X(tuple<Args1...>, int_tuple<Indices1...>); |
| 38 | }; |
| 39 | |
| 40 | template<typename T> |
| 41 | template<typename ...Args1, int ...Indices1> |
| 42 | X<T>::X(tuple<Args1...>, int_tuple<Indices1...>) {} |
| 43 | } |
| 44 | |